Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
|
What is AS Prepending
|
Where you artificially lengthen the AS Path that we advertise to a neighbor to make them think that the path much longer than it actually is.
|
|
|
Show AS Prepend configuration
|
router bgp 65001
neighbor 10.1.0.2 remote-as 65200 neighbor 10.1.0.2 description Backup ISP neighbor 10.1.0.2 route-map prepend out ! route-map prepend permit 10 set as-path prepend 65001 65001 65001 |
|
|
What is BGP soft reconfiguration?
|
Where you can configure and activate policies per-neighbor without clearing the BGP session
|
|
|
BGP route policies can be constructed using these 3 methods?
|
1 - IP Address (route filtering per neighbor
2 - Value of AS_Path attribute (path filtering per neighbor) 3 - Value of the communities attribute |
|
|
What is a route reflector?
|
In essence, a RR offers concentration - multiple BGP routers can peer with a RR and the RR will propagate, filter, and forward the routes
|
|
|
What is a confederation?
|
Divides a single AS into multiple AS's while appearing as a single AS to the outside.
|
|
|
What is the difference between a Route Reflector and a Confederation?
|
There can be more than one outwards confederation router while there's only one RR per grouping
|
